| // Copyright 2016 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_SHAPEDETECTION_BARCODE_DETECTOR_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_MODULES_SHAPEDETECTION_BARCODE_DETECTOR_H_ |
| |
| #include "mojo/public/cpp/bindings/remote.h" |
| #include "services/shape_detection/public/mojom/barcodedetection.mojom-blink.h" |
| #include "third_party/blink/renderer/bindings/core/v8/script_promise.h" |
| #include "third_party/blink/renderer/bindings/core/v8/script_promise_resolver.h" |
| #include "third_party/blink/renderer/modules/canvas/canvas2d/canvas_rendering_context_2d.h" |
| #include "third_party/blink/renderer/modules/modules_export.h" |
| #include "third_party/blink/renderer/modules/shapedetection/shape_detector.h" |
| |
| namespace blink { |
| |
| class ExecutionContext; |
| class BarcodeDetectorOptions; |
| |
| class MODULES_EXPORT BarcodeDetector final : public ShapeDetector { |
| DEFINE_WRAPPERTYPEINFO(); |
| |
| public: |
| static BarcodeDetector* Create(ExecutionContext*, |
| const BarcodeDetectorOptions*, |
| ExceptionState& exception_state); |
| |
| // Barcode Detection API functions. |
| static ScriptPromise getSupportedFormats(ScriptState*); |
| |
| explicit BarcodeDetector(ExecutionContext*, |
| const BarcodeDetectorOptions*, |
| ExceptionState& exception_state); |
| |
| void Trace(blink::Visitor*) override; |
| |
| private: |
| ~BarcodeDetector() override = default; |
| |
| ScriptPromise DoDetect(ScriptPromiseResolver*, SkBitmap) override; |
| void OnDetectBarcodes( |
| ScriptPromiseResolver*, |
| Vector<shape_detection::mojom::blink::BarcodeDetectionResultPtr>); |
| |
| void OnConnectionError(); |
| |
| mojo::Remote<shape_detection::mojom::blink::BarcodeDetection> service_; |
| |
| HeapHashSet<Member<ScriptPromiseResolver>> detect_requests_; |
| }; |
| |
| } // namespace blink |
| |
| #endif // THIRD_PARTY_BLINK_RENDERER_MODULES_SHAPEDETECTION_BARCODE_DETECTOR_H_ |